Individual and Junior Members

Professional scientists whose research is directly relevant to some branch of astronomy are eligible to apply as Individual Members. Individual Members are, normally, admitted by the Executive Committee on the proposal of a National Member.

Junior scientists who have completed their PhD studies between 2015 and 2020 and who are in the initial phase of the career of a professional researcher in some branch of astronomy or a related field may be admitted to the Union by the Executive Committee as Junior Members, for a period not exceeding 6 years.

Individual and Junior Members listed in the IAU Directory have a valid, public email, and are affiliated to at least one Division. They are labeled as "Active Members". For corrections and updates, please contact Any members remaining Inactive for more than 3 years will be removed from the IAU lists.

Additionally, while only Active Members are listed in the IAU Directory, you may still search for Active, Inactive or Deceased Members in the search field to your right.

For gender statistics click here.

Total number of IAU Individual and Junior members: 12769 (of which 1224 are Junior members). Number of Active Individual and Junior Members in the IAU Directory: 12399.


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Name Location NCA adherence▼
Lares, Marcelo Argentina Argentina
Lopez, Alejandro Martín Argentina Argentina
Luna, Santiago Hernan (Junior Member) Argentina Argentina
Lopez Fuentes, Marcelo Claudio Argentina Argentina
Lapasset, Emilio Argentina Argentina
Luna, Gerardo Juan Manuel Argentina Argentina
López, Fernando Marcelo (Junior Member) Brazil Argentina
Levato, Orlando Hugo Argentina Argentina
Lagos, Claudia D. P. Australia Australia
Lattanzio, John C. Australia Australia
Luo, Rui (Junior Member) China, Nanjing Australia
Lazendic-Galloway, Jasmina Australia Australia
Lenc, Emil Australia Australia
Lawson, Warrick Australia Australia
Lomb, Nicholas Ralph Australia Australia
Lewis, Geraint F. Australia Australia
Luck, John M. Australia Australia
Lee-Waddell, Karen Australia Australia
Lagain, Anthony (Junior Member) Australia Australia
Lovell, James E. Australia Australia
Liffman, Kurt Australia Australia
Lineweaver, Charles H. Australia Australia
Lawrence, Jon S. Australia Australia
Lichtenegger, Herbert Austria Austria
Lebzelter, Thomas Austria Austria
Lammer, Helmut Austria Austria
Leubner, Manfred P. Austria Austria
Lhotka, Christoph H. Italy Austria
Lapenta, Giovanni Belgium Belgium
Lampens, Patricia J C Belgium Belgium
Lemaître, Anne Belgium Belgium
Libert, Anne-Sophie Belgium Belgium
Lefevre, Laure Patricia Belgium Belgium
Lobel, Alex J. Belgium Belgium
Lima, Eliade F. Brazil Brazil
Lazzaro, Daniela Brazil Brazil
Lanfranchi, Gustavo Amaral Brazil Brazil
Lopes, Paulo A A Brazil Brazil
LOPES DE OLIVEIRA Filho, Raimundo Brazil Brazil
Lépine, Jacques R.D. Brazil Brazil
Leão, Joao Rodrigo Souza Brazil Brazil
Leister, Nelson Vani Brazil Brazil
Lima Neto, Gastao B. Brazil Brazil
Levenhagen, Ronaldo Savarino Brazil Brazil
Lorenz-Martins, Silvia Brazil Brazil
Lovekin, Catherine Canada Canada
LeBlanc, Francis Canada Canada
Langill, Philip P Canada Canada
Laurin, Denis Canada Canada
Liu, Adrian C Canada Canada
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